Answer
3
Work Step by Step
In order to rewrite $\frac{1}{2}$ with a denominator of 6, we must first divide 6 by the original denominator.
$6\div2=3$
Therefore, we must multiply the original numerator by 3.
$\frac{1}{2}=\frac{1\times3}{6}=\frac{3}{6}$